PIC16F628A-I/ML Microchip Technology, PIC16F628A-I/ML Datasheet - Page 45

• Manufacturer Part Number: PIC16F628A-I/ML
• Description: IC MCU FLASH 2KX14 EEPROM 28QFN
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F628A-I/ML

• Core Size: 8-Bit
• Program Memory Size: 3.5KB (2K x 14)
• Core Processor: PIC
• Speed: 20MHz
• Connectivity: UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 16
• Program Memory Type: FLASH
• Eeprom Size: 128 x 8
• Ram Size: 224 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
• Controller Family/series: PIC16F
• No. Of I/o's: 16
• Eeprom Memory Size: 128Byte
• Ram Memory Size: 224Byte
• Cpu Speed: 20MHz
• No. Of Timers: 3
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 224 B
• Interface Type: SCI, USART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 16
• Number Of Timers: 1 x 16 bit
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, DM163014, DM164120-4
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AC164324 - MODULE SKT FOR MPLAB 8DFN/16QFNXLT28QFN3 - SOCKET TRAN ICE 18DIP/28QFNI3DBF648 - BOARD DAUGHTER ICEPIC3AC164033 - ADAPTER 28QFN TO 18DIPAC162053 - HEADER INTERFACE ICD,ICD2 18DIPDV007003 - PROGRAMMER UNIVERSAL PROMATE II
• Data Converters: -
• Lead Free Status / Rohs Status: Details

TABLE 5-3:
TABLE 5-4:
© 2009 Microchip Technology Inc.
RB0/INT
RB1/RX/DT
RB2/TX/CK
RB3/CCP1
RB4/PGM
RB5
RB6/T1OSO/T1CKI/
PGC
RB7/T1OSI/PGD
Legend:
Legend:
Note 1:
06h, 106h
86h, 186h
81h, 181h OPTION
Address
Name
TTL = TTL Input
— = Not used
LVP configuration bit sets RB4 functionality.
u = unchanged, x = unknown. Shaded cells are not used for PORTB.
O = Output
PORTB
TRISB
Name
PORTB FUNCTIONS
SUMMARY OF REGISTERS ASSOCIATED WITH PORTB
TRISB7
RBPU
Function Input Type
Bit 7
RB7
T1OSO
T1CKI
T1OSI
CCP1
PGM
PGC
PGD
RB0
RB1
RB2
RB3
RB4
RB5
RB6
RB7
INT
RX
DT
CK
TX
INTEDG
TRISB6
Bit 6
RB6
XTAL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
ST
ST
ST
ST
ST
ST
ST
ST
ST
—
—
TRISB5 TRISB4 TRISB3 TRISB2 TRISB1 TRISB0 1111 1111 1111 1111
T0CS
Bit 5
RB5
CMOS = CMOS Output
I
OD
RB4
Output
CMOS
CMOS
CMOS
CMOS
CMOS
CMOS
CMOS
CMOS
CMOS
CMOS
CMOS
CMOS
CMOS
T0SE
Bit 4
XTAL
= Input
= Open Drain Output
Type
—
—
—
—
—
—
(1)
PIC16F627A/628A/648A
Bit 3
RB3
PSA
Bidirectional I/O port. Can be software programmed for
internal weak pull-up.
External interrupt
Bidirectional I/O port. Can be software programmed for
internal weak pull-up.
USART Receive Pin
Synchronous data I/O
Bidirectional I/O port
USART Transmit Pin
Synchronous Clock I/O. Can be software programmed
for internal weak pull-up.
Bidirectional I/O port. Can be software programmed for
internal weak pull-up.
Capture/Compare/PWM/I/O
Bidirectional I/O port. Interrupt-on-pin change. Can be
software programmed for internal weak pull-up.
Low-voltage programming input pin. When low-voltage
programming is enabled, the interrupt-on-pin change
and weak pull-up resistor are disabled.
Bidirectional I/O port. Interrupt-on-pin change. Can be
software programmed for internal weak pull-up.
Bidirectional I/O port. Interrupt-on-pin change. Can be
software programmed for internal weak pull-up.
Timer1 Oscillator Output
Timer1 Clock Input
ICSP
Bidirectional I/O port. Interrupt-on-pin change. Can be
software programmed for internal weak pull-up.
Timer1 Oscillator Input
ICSP Data I/O
™
Bit 2
RB2
PS2
Programming Clock
Bit 1
RB1
PS1
Description
P
ST = Schmitt Trigger Input
AN = Analog
Bit 0
RB0
PS0
= Power
xxxx xxxx uuuu uuuu
1111 1111 1111 1111
Value on
POR
DS40044G-page 45
All Other
Value on
Resets